how do u do this 1 over 2x^-5 (rewrite to make it pozitive)
To rewrite the expression 1 over 2x to the power of -5 to be positive, you can use the rule of exponents that states if you have a negative exponent, you can move it to the denominator of the fraction and make the exponent positive.
1 over 2x to the power of -5 can be rewritten as 1 divided by (2x to the power of 5).
So the positive expression would be 1 divided by 2x to the power of 5.